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Finding the Fourth Proportional to 1,801,507.48, 2,700,735 and 789,862.76

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Solution

The fourth proportional to 1,801,507.48, 2,700,735 and 789,862.76 is: 1,184,124.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801,507.48 : 2,700,735 = 789,862.76 : x
  2. Step 2: Convert to fraction form
    1,801,507.48/2,700,735 = 789,862.76/x
  3. Step 3: Cross multiply
    1,801,507.48x = 2,700,735 × 789,862.76
  4. Step 4: Simplify right side
    1,801,507.48x = 2,133,210,001,128.60
  5. Step 5: Solve for x
    x = 2,133,210,001,128.60/1,801,507.48
  6. Step 6: Final answer
    x = 1,184,124.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.